package leetcode.array;

import leetcode.array.common.ArrayUtils;

class Solution217 {
    public boolean containsDuplicate(int[] nums) {
        return ArrayUtils.containsDuplicate(nums);
    }
}

public class leetcode217 {
    public static void main(String[] args) {
        Solution217 solution217 = new Solution217();
        int[] nums = {1,2,3,1};
        System.out.println(solution217.containsDuplicate(nums));
    }
}
